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簡(jiǎn)介:太原理工大學(xué)碩士學(xué)位論文抽水站灌區(qū)水資源地理信息管理系統(tǒng)的初步研究姓名范鵬宏申請(qǐng)學(xué)位級(jí)別碩士專業(yè)環(huán)境工程指導(dǎo)教師樊貴盛20070501太原理工大學(xué)碩士研究生學(xué)位論文塊與GIS圖庫管理模塊集成,實(shí)現(xiàn)了需水預(yù)測(cè)信息與水量配置信息在地理信息系統(tǒng)的管理。本系統(tǒng)的核心部分著重研究了灌區(qū)的水資源地理信息化配置模塊,該模塊以符合當(dāng)?shù)匦枨蟮挠盟笜?biāo)體系為基礎(chǔ),通過研究灌區(qū)各部門需水預(yù)測(cè)模型,根據(jù)“維持生態(tài)用水、保障生活用水、留足儲(chǔ)備水量、滿足工業(yè)用水、穩(wěn)定農(nóng)業(yè)用水”的指導(dǎo)方針對(duì)灌區(qū)可控水資源進(jìn)行了分級(jí)分配,并將其結(jié)果數(shù)據(jù)與地理信息系統(tǒng)集成。該配置模型基本滿足了灌區(qū)信息化管理要求,其中所提出的分級(jí)分配思路和地理信息化的數(shù)據(jù)管理,為實(shí)現(xiàn)灌區(qū)水資源的有效保護(hù)和可持續(xù)利用起到了積極作用。系統(tǒng)特點(diǎn)為①系統(tǒng)設(shè)計(jì)與開發(fā)面向水資源管理業(yè)務(wù)類型要求,體現(xiàn)了專業(yè)化特色。②系統(tǒng)實(shí)現(xiàn)了屬性數(shù)據(jù)與空間GIS數(shù)據(jù)的管理、需水預(yù)測(cè)、水源配置一體化。⑨系統(tǒng)功能可擴(kuò)展,界面友好。本文以指導(dǎo)灌區(qū)水資源管理信息化為主要出發(fā)點(diǎn),對(duì)灌區(qū)水量的預(yù)測(cè)與分配管理進(jìn)行了較為全面的研究,但是由于問題的復(fù)雜性和方法手段的局限性,使得許多方面的問題還未得到解決,需要進(jìn)一步的深入研究。關(guān)鍵詞禹門口灌區(qū)、需水預(yù)測(cè)、水資源分配、GIS圖庫、數(shù)據(jù)管理與數(shù)據(jù)庫。
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上傳時(shí)間:2024-03-06
頁數(shù): 124
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簡(jiǎn)介:江蘇大學(xué)碩士學(xué)位論文基于ONTOLOGY的語義地理信息共享與互操作技術(shù)的研究姓名段學(xué)慶申請(qǐng)學(xué)位級(jí)別碩士專業(yè)計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師陳天滋20070401江蘇大學(xué)碩士研究生畢業(yè)論文ABSTRACTASTHESPATIALINFORMATIONTECHNOLOGYISAPPLIEDDEEPLYINRELATIVEDOMAINITPRODUCESMANYSEPARATEANDDIFFERENTSTRUCTURESOFRESOURCEANDENVIRONMENTSPATIALINFORMATIONTHATARERESPECTIVELYINDEPENDENTRELATIVELYISOLATEANDUNABLETOB矗LAREANDINTEROPERATETHEINFORMATIONFORMSISOLATESPATIALINFORMATIONISLANDSOTHATITISDIFFICULTTOMEETTHEREQUIREMENTSOFRELATEDANDCOMPREHENSIVEPOLICYFORINTEMETANDRESOURCEANDENVIRONMENTSPATIALINFORMATIONHOWTOMAKETHESESPATIALINFORMATIONISLETSRESPECTIVEINDEPENDENCEASWELLASINTEMPERATEANDHOWTOMAKEINTEMETILSCRSRAPIDLYANDACCURATELYLOCATE,ATTAINANDU辯CAREDSPATIALINFORMATION,ANDSOONARETHEFOCUSOFINTERNATIONALSPATIALINFORMATIONSTUDYATPRESENTANDALSOARETHEKEYOFACHIEVINGSPATIALINFORMATIONINTEROPERABILI姆ANDSHAREINRESOURCEANDENVIRONMENTDOMAINOFGEOGRAPHYBYTHEANALYZINGONTHEHISTORYANDCONDITIONABOUTTHESHAREANDINTEROPERABILITYOFGEOGRAPHICINFORMATIONSYSTEMSWEPOINTOUTTHEPROBLEMSANDCAUSESINCURRENTARCHITECTUREINORDERTOIMPLEMENTSHAREANDINTEROPERABILITYINGEOGRAPHYINFORMATIONBASEDSEMANTICTHISPAPERBUILDSATHEORETICALFRAMEWORKBASEDSEMANTICFORGEOGRAPHICINFORMATIONANDDESCRIPTIONMODELOFWEBSERVICESWEINTRODUCEASEMIAUTOMATICALIGNMENTPROCESSIMPLEMENWXTINTHEFRAMEWORKFORONTOLOGYASWECANN’TFINDABALANCEOFTIMEANDEFFECTINBUILDINGANDMAPPINGBETWEENONTOLOGIESTRADDITIONALQUERYONSPACIALDATAC鋤’TMEETINTEGRATEDQUERYACROSSDFEATUREDATASETSANDALSO啪N’TREALIZETHEPURPOSEOFKNOELEDGEANDSEMANTICLEVELSOWEUSETHEQUERYOFSPACIALKNOWLEDGEBASEDONONTOLOGYITCALLPROVIDESTHEDECISIONMAKINGANDSCIENTIALQUERYRESULTSWHICH啪AUTOMATICLYCOMPLETETHEWHOLEPROCESSOFQUERYINGTHERESULTSFROMANALYSISANDREASONINGTHROUGHRELATIONALORSPACIALDATABASEC缸BEPROVIDEDFORUSERSTOMAKEADECISIONWEPROPOSEATWOSTEPSQUERYINGINTEGRATEDWITHTHEADVANTAGESOFKEYWORDBASEDANDSEMANTICBASEDSERVICEMATCHMAKINGINORDERTOSOLVETHEPROBLEMOFINSUFFICIENTMATCHINGSTRATEGYINTHEFRISTSTEPAKEYWORDBASEDMATCHMAKINGISPROPOSEDTOFINDTHECORRESPONDINGSERVICECOMMUNITRINACCORDANCEWITHTHEREQUESTCATEGORYKEYWORD,WHICHREDUCESTHEAMOUNTOFCANDIDATEWEBSERVICESINTHESECONDSTEP,WEPROPOSETHEIDEAOFWEBSERVICEWEAKMATCHMAKINGBASEDONTHEPROPOSEDENHANCEDWEBSERVICESEMANTICDESCRIPTIONMODELANDTHETHEORYOFSERVICECOMMUNITYWERESORTTOTHEEFFECTIVESUBSNMPTIONINFERENCECAPABILITYBETWEENTWOCONCENPTSOFDESCRIPTIONLOGICANDCONSTRUCTASUBSUMPTIONTREEFORSERVICESINTHEFRISRTSTEPRESULTCOMMUNITYANDTHENPUTFORWARDAWEBSERVICEWEAKMATCHMAKINGALGORITHMⅡ
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上傳時(shí)間:2024-03-05
頁數(shù): 67
大?。?2.28(MB)
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簡(jiǎn)介:大連理工大學(xué)碩士學(xué)位論文城市地理信息系統(tǒng)的研究與實(shí)現(xiàn)姓名鄭劍林申請(qǐng)學(xué)位級(jí)別碩士專業(yè)計(jì)算機(jī)技術(shù)指導(dǎo)教師董明20090627城市地理信息系統(tǒng)的研究與實(shí)現(xiàn)THERESEARCHANDIMPLEMENTATIONOFTHEUGISABSTRACTUGISISGISTECHNOLOGYINTHETOWNOFGENERALAPPLICATIONSPACESITISTHECITYWILLREFLECTTHESTATUSQUO,PLANNING,CHANGESINTHETYPESOFSPATIALDATAANDDESCRIBESTHESPATIALCHARACTERISTICSOFTHESEDATATHROUGHACOMPUTERINPUT,STORAGE,QUERY,STATISTICALANALYSIS,THEOUTPMOFANINTEGRATEDSPATIALINFORMATIONSYSTEMITISHIGHLYDEVELOPEDINTHEGISTECHNOLOGYANDSCIENTIFICRESEARCHONCITYDATAINFORMATIONOFTHETECHNICALMEANSTODEALWITHCONTINUALLYINCREASINGDEMANDSARISINGUNDERTHEPREMISEUGISISVERYIMPORTANTATCITYPLANNING,CONSTRUCTIONANDMANAGEMENTINTHISPAPERIT’SABOUTTHEURBANGEOGRAPHICINFORMATIONSYSTEMANDITSCOMPONENTSOFTHEBASICCONCEPTSDEVELOPMENTANDIMPLEMENTATIONOFGISBASEDGEOGRAPHICINFORMATIONSYSTEMTOESTABLISHTHECITYTODOANINDEPTHSTUDYANALYSISSOFTWAREBASEDONARCGISGEOGRAPHICINFORMATIONSYSTEMACITYBASEDONTHEFEASIBILITYOFTHEPROPOSEDDESIGNDATAMODELAND£1111’116SLKLK/LLO1LMODULESSUCHASCLASSIFICATIONTHESYSTEMISMAINLYUSEDARCGISSOFTWAREANDITSSECONDARYDEVELOPMENTFUNCTIONATFIRST,BUILDINGACITYGEOGRAPHICINFORMATIONDATABASESECONDLY,THEREALIZATIONOFTHECITY’SGEOGRAPHICINFORMATIONSYSTEMQUERY,STATISTICS,F(xiàn)UNCTIONMODULES,SUCHASBUFFERANALYSIS,ANDSOLVEDTHEPROBLEMOFSHORTESTPATHQUERYCULMINATEDINTHEESTABLISHMENTOFTHECITYBASEDONARCGISGEOGRAPHICINFORMATIONSYSTEMTHISSYSTEMISTHESYSTEMSTODEALWITHURBANSPACEANDITSRELATIONSHIPBASED,TOACHIEVEAVARIETYOFURBANSPACEANDNONSPATIALDATAINPUT,STORAGE,QUERY,RETRIEVAL,PROCESSING,ANALYSIS,DISPLAY,UPDATEANDPROVIDEAPPLICATION,USINGOFCOMPUTERHARDWARE,SOFTWAREANDNETWORKTECHNOLOGYANDDATABASETECHNOLOGYTHESYSTEMHASSTABILITY,SECURITY,EASYOPERABILITY,SCALABILITY,OPENNESSANDEFFICIENCYOFOPERATION,F(xiàn)ULLYMEETTHEBUSINESSPROCESSPLANNINGGRAPHICS,BROWSER,NETWORKQUERIES,SUCHASDAYTODAYJOBREQUIREMENTSKEYWORDSCOMPUTER;INFORMATIONSERVICE;UGIS;DATAPROCESSING
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上傳時(shí)間:2024-03-05
頁數(shù): 58
大小: 3.85(MB)
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簡(jiǎn)介:摘要系統(tǒng)研究探索了地理信息系統(tǒng)ARCVIEWGIS在農(nóng)作物病蟲監(jiān)測(cè)預(yù)等領(lǐng)域的應(yīng)用方法和途徑,改變了傳統(tǒng)的農(nóng)作物病蟲害監(jiān)測(cè)預(yù)警信息文字化表達(dá)方式,實(shí)現(xiàn)基于地域概念上的病蟲信息圖形化表達(dá)、分析、查詢和管理,提高了病蟲信息的圖形化分析處理能力和預(yù)報(bào)受體對(duì)象的接受能力。研究組建了以水稻病蟲原始調(diào)查數(shù)據(jù)和模式報(bào)表數(shù)據(jù)為主,通過計(jì)算機(jī)網(wǎng)絡(luò)利用發(fā)送和接收電子郵件方式傳遞數(shù)據(jù)信息的“水稻病蟲測(cè)報(bào)數(shù)據(jù)網(wǎng)絡(luò)傳遞與管理系統(tǒng)”,形成“縣省一全國(guó)”三級(jí)水稻病蟲數(shù)據(jù)庫,實(shí)現(xiàn)病蟲數(shù)據(jù)的網(wǎng)絡(luò)傳輸與管理,不僅可提高病蟲測(cè)報(bào)信息傳遞的時(shí)效性和自動(dòng)化處理能力,而且對(duì)規(guī)范匯報(bào)制度、降低資料傳遞成本均有重要的積極意義,同時(shí)采用水稻病蟲原始調(diào)查數(shù)據(jù)表格框架建庫,解決了多年來數(shù)據(jù)庫結(jié)構(gòu)標(biāo)準(zhǔn)難以統(tǒng)一的問題。探索研究了地理信息系統(tǒng)與網(wǎng)絡(luò)傳輸技術(shù)結(jié)合方式,利用ARCVIEWGIS編程語言,編寫了數(shù)據(jù)自動(dòng)篩選提取程序、自動(dòng)繪制病蟲分布圖程序,構(gòu)建了全國(guó)農(nóng)作物病蟲區(qū)域站及病蟲信息管理系統(tǒng)的框架。研究結(jié)果推廣應(yīng)用于生產(chǎn)實(shí)踐,可實(shí)現(xiàn)農(nóng)作物重大病蟲信息傳遞的網(wǎng)絡(luò)化、收集自動(dòng)化、表達(dá)圖形化,顯著提高農(nóng)作物病蟲災(zāi)害的監(jiān)測(cè)預(yù)警能力。關(guān)鍵詞地理信息系統(tǒng),網(wǎng)絡(luò)傳輸與管理,農(nóng)作物病蟲害,監(jiān)測(cè)預(yù)警哪59758獨(dú)創(chuàng)性聲明本人聲明所呈交的論文是我個(gè)人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。盡我所知,除了文中特別加以標(biāo)注和致謝的地方外,論文中不包含其他人己經(jīng)發(fā)表或撰寫過的研究成果,也不包含為獲得中國(guó)農(nóng)業(yè)大學(xué)或其它教育機(jī)構(gòu)的學(xué)位或證書而使用過的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均己在論文中作了明確的說明并表示了謝意。研究生簽名王建強(qiáng)時(shí)間2004年5月20日關(guān)于論文使用授權(quán)的說明本人完全了解中國(guó)農(nóng)業(yè)大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定,即學(xué)校有權(quán)保留送交論文的復(fù)印件和磁盤,允許論文被查閱和借閱,可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。同意中國(guó)農(nóng)業(yè)大學(xué)可以用不同方式在不同媒體土發(fā)表、傳播學(xué)位論文的全部或部分內(nèi)容。保密的學(xué)位論文在解密后應(yīng)遵守此協(xié)議研究生簽名王建強(qiáng)時(shí)IRB2004年5月20日導(dǎo)師簽名沈樁銳時(shí)間2004年5月20日
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上傳時(shí)間:2024-03-06
頁數(shù): 89
大小: 5.53(MB)
子文件數(shù):
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簡(jiǎn)介:西安科技大學(xué)碩士學(xué)位論文基于ARCGISENGINE的公路地理信息系統(tǒng)研究姓名高子讓申請(qǐng)學(xué)位級(jí)別碩士專業(yè)大地測(cè)量學(xué)與測(cè)量工程指導(dǎo)教師孟魯閩20090516SBUJECTRESEARCHOFROADGISBASEDONARCGISENGINESPECIALTYGEODESYANDSURVEYINGENGINEERINGNAMEGAOZIRANGLNSRUTORMENGLUMINABSTRACTSIGNATURESIGNATURERURALROADISALLIMPORTANTINFRASTRUCTUREFORTHECONSTRUCTIONOFNEWSOCIALCOUNTRY,HAVINGSIGNIFICANTINFLUENCEONTHEFOLLOWINGSTHECOUNTRYECONOMICALDEVELOPMENT,THEADJUSTMENTOFAGRICULTUREINDUSTRIALSTRUCTUREANDTHESAFEANDCONVENIENTTRAFFICFORTHEPEOPLE.ALTHOUGHTHECOUNTRYROADHASREMARKABLEFUNCTIONINTHEWHOLESOCIALECONOMICALDEVELOPMENT,THETRADITIONALROADMANAGEMENTCAN’TMAKEITDAYAFTERDAY,GISPROVIDESAPOWERFULTOOLFORTHEHIGHWAYINFORMATIONWITHITSPOWERFULDATAVISUALIZATION,SPATIALDATABASEMANAGEMENTANDSPATIALANALYSISFUNCTIONS.IT’SABSOLUTELYNECESSARYTODEVELOPRURALROADMANAGEMENTINFORMATIONSYSTEMBASEDONGEOGRAPHICINFORMATIONSYSTEM.THERELATEDTHEORYOFTHEGISTECHNOLOGYISRESEARCHEDDEEPLYINTHISISSUE,THISPAPERBUILDSHUNANRURALROADGEOGRAPHICINFORMATIONSYSTEMACCORDINGTOTHEACTUALREQUIREMENTANDTHEDATACHARACTERSOFTHECOUNTRYROAD.THESYSTEMFRAMEANDFUNCTIONMODULEAREDESIGNEDBASEDONTHEDETAILEDANALYSISOFSYSTEMUSERSANDSYSTEMFUNCTIONS.THEROADGEOMETRICALINFORMATIONDATABASEISBUILTBASED011SUCHTECHNOLOGIESASSPACEDATAHIERARCHICALTECHNOLOGY,GEOMETRYDATAMODELOFSPACEDATABASEANDDATAMANAGEMENTTECHNOLOGYOFOBJECTRELATION.ANDREALIZEDTHESPATIALTEMPORALMANAGEMENTANDSHARINGOFMULTILEVELGEOSPATIALDATAINABETTERWAY,THESYSTEMWASBUILTWITHTHEINTEGRATEDSECONDARYDEVELOPMENTOFARCGISENGINEELEMENTSBASEINVOKEDBY.NETLANGUAGE,ACCOMPLISHINGTHEFUNCTIONSASFOLLOWINGHUGECAPACITYDATAMANAGEMENT,MAPSCANNINGTHEEDITING,ROADMANAGEMENT,LAYERMANAGEMENT,SPACEANALYZING,ANDSPECIALPICTUREOUTPUTANDSOON.THESECURITYOFTHEROADDATAISCONSIDEREDFULLYANDVARIOUSOFMODERNTECHNIQUESAREUSEDFORTHEDATASECURITYMANAGEMENTINTHEDEVELOPMENTOFTHESYSTEM.THISSYSTEMHASAPPLIEDWELLINHUNANPROVINCE,CHANGINGTHETRADITIONALMANAGEMENTMODEL,ANDPROVIDINGAGOODPLATFORMOFANALYZING,MANAGINGANDDECISIONMAKINGFORTHERURALROADCONSTRUCTIONOFHUNANPROVINCE,HAVINGSOMEPRACTICALSIGNIFICANCEANDINNOVATIVE.
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上傳時(shí)間:2024-03-05
頁數(shù): 60
大?。?3.9(MB)
子文件數(shù):
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簡(jiǎn)介:浙江大學(xué)博士學(xué)位論文分布式地理信息系統(tǒng)研究姓名高剛毅申請(qǐng)學(xué)位級(jí)別博士專業(yè)計(jì)算機(jī)科學(xué)與技術(shù)指導(dǎo)教師王申康20040401浙江土學(xué)博士學(xué)位論文段路要走,這也正是我們下一步工作的重點(diǎn)之一。分布式GIS是一個(gè)新的研究領(lǐng)域,其研究與發(fā)展不僅對(duì)傳統(tǒng)觀念和傳統(tǒng)技術(shù)帶來極大的沖擊,同時(shí)也將對(duì)GIS方法學(xué)、地理信息產(chǎn)業(yè)、數(shù)字地球等方面的發(fā)展產(chǎn)生深遠(yuǎn)影響。鑒于有關(guān)該領(lǐng)域的研究尚處于起步階段,本文對(duì)分布式GIS的模型及相關(guān)方面的問題進(jìn)行了初步的探討和研究,疏漏、偏頗之處在所難免,敬請(qǐng)不吝指正。關(guān)鍵詞GIS、分布式GIS、地理信息服務(wù)、元數(shù)據(jù)、地理空間數(shù)據(jù)、互操作、地理信息服務(wù)鏈、OGCIV
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上傳時(shí)間:2024-03-06
頁數(shù): 112
大?。?3.29(MB)
子文件數(shù):
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簡(jiǎn)介:2010年6月≯J;。。。F1,;氣L葶‘FL。憋I√臀4;F,、‘●,,‘學(xué)位論文獨(dú)創(chuàng)性聲明本人承諾所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下所取得的研究成果。論文中除特別加以標(biāo)注和致謝的地方外,不包含他人和其他機(jī)構(gòu)已經(jīng)撰寫或發(fā)表過的研究成果,其他同志的研究成果對(duì)本人的啟示和所提供的幫助,均已在論文中做了明確的聲明并表示謝意。學(xué)位論文作者簽名學(xué)位論文版權(quán)的使用授權(quán)書本學(xué)位論文作者完全了解遼寧師范大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定,及學(xué)校有權(quán)保留并向國(guó)家有關(guān)部門或機(jī)構(gòu)送交復(fù)印件或磁盤,允許論文被查閱和借閱。本文授權(quán)遼寧師范大學(xué),可以將學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫并進(jìn)行檢索,可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文,并且本人電子文檔的內(nèi)容和紙質(zhì)論文的內(nèi)容相一致。保密的學(xué)位論文在解密后使用本授權(quán)書。學(xué)位論文作者簽名顯塑簽名亞塑指導(dǎo)教師簽名簽名IT期洳/礦年多月少日
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上傳時(shí)間:2024-03-06
頁數(shù): 56
大?。?1.84(MB)
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簡(jiǎn)介:中國(guó)科學(xué)技術(shù)大學(xué)碩士學(xué)位論文地理信息系統(tǒng)(GIS)中的三維瀏覽技術(shù)與應(yīng)用姓名孫清揚(yáng)申請(qǐng)學(xué)位級(jí)別碩士專業(yè)管理科學(xué)與工程指導(dǎo)教師陳華平200241摘要本文在系統(tǒng)地介紹地理信息系統(tǒng)的定義、構(gòu)成、功能以及發(fā)展概況的基礎(chǔ)上,對(duì)地理信息系統(tǒng)的空間數(shù)據(jù)模型及算法進(jìn)行了分析,并重點(diǎn)討論了其數(shù)據(jù)結(jié)構(gòu);隨后,本文對(duì)地理信息系統(tǒng)中的三維瀏覽的特點(diǎn)和優(yōu)勢(shì)進(jìn)行了分析,并提出了應(yīng)用于淮河流域地形地貌動(dòng)態(tài)交互式三維瀏覽系統(tǒng)的解決方案和技術(shù)路線;接著,本文從技術(shù)角度分別探討了三維瀏覽系統(tǒng)中紋理貼圖的生成和飛行瀏覽的開發(fā),重點(diǎn)研究了不規(guī)則三角網(wǎng)TIN的生成和存儲(chǔ)算法及其應(yīng)用、三維圖形標(biāo)準(zhǔn)OPENGL的圖像處理算法、鳥瞰圖和自動(dòng)導(dǎo)航實(shí)現(xiàn)算法等。F地理信息系統(tǒng)一直是國(guó)內(nèi)外相關(guān)研究領(lǐng)域的重要課題,具有極大的應(yīng)用潛力。目前,大多數(shù)地理信息系統(tǒng)雖然具有一定的顯示圖形的功能,但所謂顯示僅限于整個(gè)二維平面的整體滾動(dòng)或平移。而真正的實(shí)時(shí)、動(dòng)態(tài)顯示應(yīng)是某一要素或物體相對(duì)其他物體作任意方向、在多維空間中的運(yùn)動(dòng),三維瀏覽技術(shù)是解決上述問題的有效途徑之一。/針對(duì)水利部淮河水利委員會(huì)的需求,本文將地理/信息系統(tǒng)與圖像處理技術(shù)相結(jié)合,從技術(shù)上對(duì)實(shí)現(xiàn)地表地形地貌的三維可視化進(jìn)行了分析與闡述,順利完成了淮河流域動(dòng)態(tài)交互式三維瀏覽系統(tǒng)的開發(fā),并應(yīng)用于淮河流域水資源的管理工作。關(guān)鍵詞地理信息系統(tǒng)不規(guī)則三角網(wǎng)頂點(diǎn)緩存4
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上傳時(shí)間:2024-03-05
頁數(shù): 49
大?。?1.99(MB)
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簡(jiǎn)介:武漢理工大學(xué)碩士學(xué)位論文基于的網(wǎng)絡(luò)地理信息系統(tǒng)的應(yīng)用研究姓名詹瓊申請(qǐng)學(xué)位級(jí)別碩士專業(yè)信號(hào)與信息處理指導(dǎo)教師楊春金20060401武漢理JJ大學(xué)碩士學(xué)位論文ABSTRACTASACONJUNEDONOFINTERNETTECHNOLOGYANDGISTECHNOLOGYTHEDEVELOPMENTOFWEBGISHASCLOSELYRELATED嘶MTHEDEVELOPMENTOFCOMPUTERTECHNOLOGYFROM90SASTHENETWORKTECHNOLOGYDEVELOPEDQUICKLYWHICHPRESENTEDBYINTERACT,WEBGISAPPLICATIONSHAVEDEVELOPEDRAPIDLYMEANWHILE,THEREALSOAPPEAREDMANYQUESTIONSINWEBGISSYSTEMS,SOMEOFTHESEQUESTIONSAREBROUGHTBYWEBSOFTWARE,SUCHASTHECROSSPLATFORMANDCROSSLANGUAGEPROBLEMS。OTHERSAREBROUGHTBYGISSOFTWARESUCHASTHEDATAINTEROPERATIVE。SO,WEMUSTDORESEARCHINBOTHGISANDWEBAREASTOEFFICIENTLYSOLVETHESEPROBLEMSNETISASETOFSOFTWARETECHNOLOGIESFORBUILDINGNEXTGENERATIONINFORMATION,PEOPLE,SYSTEMS,ANDDEVICESWEBSERVICESARECOREOFNETITALLOWSDISTRIBUTEDGEOPROCESSINGSYSTEMSTOCOMMUNICATEWITHEACHOTHERACROSSTHEWEBUSINGFAMILIARTECHNOLOGIESSUCHASXMLAND差RF≯WEBSERVICESPROVIDEAVENDORNEUTRAL。INTEROPERABTEFRAMEWORKFORWEBBASEDDISCOVERYACCESS,INTEGRATION,ANALYSIS,EXPLOITATIONANDVISUALIZATIONOFMULTIPLEONLINEGEODATASOLLREESNETEXPANDSOPPORTUNITIESTOACTONDATAANDCOMMUNICATEANYWHERE,ANYTIME,ONANYDEVICETHISDISSERTATIONFOCUSESONTHEINTRODUCTIONOFNEWCOMINGINTEMETTECHNOLOGYANDITSAPPLICATIONINGIDOMAINFIRST,ITINTRODUCESTHEDEVELOPMENTOFWEBGISANDTHEARCHITECTUREOFTHEPOPULARWEBMAPPINGTECHNOLOGIESANDCOMPARESTHECHARACTERISTICANDIIMITATIONOFTHEMSECOND,ITINTRODUCESTHE奪匿TANDITSCORE。W酏SERVICE,WITHSERVICEFRAME,PROTOCOLS,CRITERION。THENBASEDONTHERESEARCHABOUTOGCSTANDARDS,IPRESENTTHEDETAILDESIGNANDIMPLEMENTATIONPROCEDUREOFTHISWEBGISELECTRICPOWERNETDISPLAYINGINFORMATIONOFELECTRICLINEANDEQUIPMENT,WHICHINCLUDETHEDESIGNANDIMPLEMENTATIONOFAPPLICATIONSERVERANDCLIENTBECAUSEIUSETHINCLIENTAPPLICATIONMODE,SOTHEIMPLEMENTATIONOFTHECLIENTJUSTINCLUDESTWOASPECTSTHEINTERFACEDESIGNANDTHEINTERACTIONWITHAPPLICATIONSERVERINTHEIMPLEMENTATIONOFTHEAPPLICATIONSERVERMAINLYUSETHEWEBSERVICETOPROVIDETHEVARIOUSFUNCTIONSTOCLIENTBYTHESESTEPS,LIMPLEMENTA3TIERSCALABLEWEBGISSYSTEMBYWEBSERVICE。FINALLYICONCLUDETHERESEARCHANDIMPLEMENTATIONAFWEBGISSYSTEMANDTHENPRESENTTHEPROBLEMSTHATNEED協(xié)BESOLVEDFURTHERANDTHEVISTAOFWEBSERVICEKEYWARDSNETFRAMEWORK,WEBGIS,GISWEBSERVICES,OPENGIS,OGCMAPSERVICEPLATFORMLI
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上傳時(shí)間:2024-03-05
頁數(shù): 55
大?。?2.42(MB)
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簡(jiǎn)介:西安電子科技大學(xué)碩士學(xué)位論文地理信息數(shù)據(jù)安全監(jiān)控技術(shù)姓名黨少寧申請(qǐng)學(xué)位級(jí)別碩士專業(yè)計(jì)算機(jī)系統(tǒng)結(jié)構(gòu)指導(dǎo)教師曾平20080101ABSTRACTMONITORINGTECHNIQUESOFDATASECURITYFORGEOGRAPHICALINFORMATIONALEFOCUSEDINTHISPAPERBYANALYZINGTHEFILEANDNETWORKMONITORINGTECHNIQUES,ANDACCORDINGTOTHECHARACTERISTICANDDEMANDOFGEOGRAPHICALINFORMATION,ANOVERALLSCHEMEBASEDONWIN32APIANDWINPCAPFUNCTIONISPROPOSEDFORMONITORINGSYSTEMOFDATASECURITYFORGEOGRAPHICALINFORMATIONFIRST,WITHCONTRASTINGTHEFILEMONITORINGTECHNIQUES,ANEWTECHNIQUESBASEDOILWIN32APIISPROPOSEDTHETECHNIQUES,BASEDOLLWIN32API,MONITORAUSER’SOPERATIONATAPPLICATIONLEVEL,CAPTURETHEINVALIDACCESSTOFILES,MONITORTHEMOVESTORAGEMEDIUMANDFINALLYSOLVETHEFILELOSSWITHTHEACCESSCONTROLOFPORTSLIKEUSBTHETECHNOLOGYOFCONCEALMENTABOUTTROJANHORSEISALSOUSEDINTHISPAPERTEALIZEPROCESSCONCEALMENTINWIN2000/XPSYSTEM,WHICHENSURESTHESYSTEMSAFEFORADAPTINGTHEFUTUREDEMANDOFMONITORINGTECHNIQUES,THEPAPERALSORESEARCHESTHENETWORKMONITORINGTECHNIQUES,ANDANETWORKMONITORINGTECHNIQUESBASEDONWINPCAPISPROPOSEDFINALLY,OTHERSYSTEMMODULEISDESIGNEDANDACHIEVEDACCORDINGTOTHEDEMANDOFGEOGRAPHICALINFORMATION,THEWHOLESCHEMEOFSYSTEMISDESIGNED,THENETWORKMODULEANDMONITORINGLOGISALSODESIGNEDANDACHIEVED。EXPERIMENTSSHOWTHATTHESYSTEMHAST11EADVANTAGESOFSHORTDEVELOPINGPERIOD,HIGHSECURITYANDGOODTRANSPARENCY,ANDENSURESTHESAFEOFGEOGRAPHICALINFORMATIONAVAILABILITYKEYWORDFILEMONITORNETWORKMONITORUDISHMONITORWIN32APLWINPEAP
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上傳時(shí)間:2024-03-06
頁數(shù): 58
大?。?3.81(MB)
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簡(jiǎn)介:分類號(hào)墼墨UDC密級(jí)沒艱鞏≥火卷碩士學(xué)位論文基于ARCOBJECTS的地理信息系統(tǒng)二次開發(fā)與實(shí)現(xiàn)以洱海流域地理信息系統(tǒng)為例研究生姓名龔絲堡指導(dǎo)教師姓名、職稱墊堡三塾蕉學(xué)科專業(yè)盤些型量芏魚型量三壅研究方向些里焦墾墨綾亞塞魚座廈論文工作起【E日期2004.1~2005.5架設(shè)計(jì)、數(shù)據(jù)庫設(shè)計(jì)和系統(tǒng)功能設(shè)計(jì)等。關(guān)鍵詞地理信息系統(tǒng);二次開發(fā);ARCOBJECTS;洱海流域
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上傳時(shí)間:2024-03-06
頁數(shù): 70
大?。?2.84(MB)
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簡(jiǎn)介:哈爾濱工程大學(xué)碩士學(xué)位論文大豆銷售地理信息系統(tǒng)姓名劉荔姍申請(qǐng)學(xué)位級(jí)別碩士專業(yè)軟件工程指導(dǎo)教師郭方方;張利晨20110515大豆銷售地理信息系統(tǒng)ABSTRACTWITHTHEPOPULARITYOFTHEAPPLICATIONSANDEXPANDSOFTHEINTERNET,GISTECHNOLOGYHASBECOMEMOREANDMORECONMLON.GISTECHNOLOGYINCREASINGLYINTEGRATEDINTOPEOPLE’SLIVESINMANYAREAS.GISSYSTEMINCREASESTHELEVELOFINFORMATIONANDTHEEFFICIENCY,TOPROVIDEASTRONGTHEORETICALBASISFORTHEDECISIONMAKINGOFTHEOPERATORS.DEALPOSITIONWITHGISGEOGRAPHICINFORMATIONSYSTEM’STHEVISUALIZATIONANDEASYOPERATIONFEATURESCOMBINATIONWITHBUSINESSPROCESSES,THATWILLCHANGESTHESTATUSOFENTERPRISEMANAGEMENT,IMPROVESWORKEFFICIENCYANDGIVESLEADERSHIPTOPROVIDEAFAVORABLEBASISFORDECISIONMAKINGANDULTIMATELYENABLEENTERPRISESBENEFITFROMIT.CHINASCOOKINGOILPROCESSINGENTERPRISESAREINTHEENVIRONMENTOFINCREASINGLYFIERCEMARKETOPPORTUNITIES,PRICEANDSERVICELEVELCHALLENGE,ANDTHEYMUSTCHANGEANDIMPROVETHEBUSINESSMODELANDIMPROVETHECOMPETITIVENESSOFENTERPRISES.THEINTRODUCTIONOFGISTECHNOLOGY,CANCONDUCTDIRECTSALESANDACCURATESTATISTICS,SOASTOPROVIDETHEBASISINFORMATIONTOTHESALESSTAFFTOOVERALLGRASPSALES,MARKETINGFORTHECOMPANYTODEVELOPA佗ASONABLEPLANTOPROVIDEPROTECTION.IMPROVEENTERPRISECOMPETITIVENESSINTHEINDUSTRY,SOTHATENTERPRISESCANAD叩TTOCHANGESINTHEMARKETDEVELOPMENTREQUIREMENTS.DISSERTATIONISFINISHEDSOYBEANGEOGRAPHICINFORMATIONSYSTEMSDESIGNANDIMPLEMENTATIONOFTHEWORKISDESIGNEDANDIMPLEMENTEDAQUERYBASEDOPERATIONOFPOSITIONINGMAPSMODULE,DISTANCEFREIGHTCALCULATIONS,LOGICALREASONING,ANDFUNCTIONALDESIGNCHARTS.POSITIONINGMODULEOFINQUIRYSETUPANDCOMPLETEDTHEGRAPHICSANDTHELINKSBETWEENOBJECTPROPERTIESANDTHEQUERYPROCESSAPPLICATIONOFGEOGRAPHICINFORMATIONTOINQUIRIESANDSTATISTICSSALES.THEOPERATIONONTHEUSERSQUERYANDSOONISBASEDONMAPGRAPHICALINTERFACETOCOMPLETE.AVISUALSYSTEMCANADAPTTOAVERYGOODBUSINESSAFRICAINFORMATIONNEEDSOFPROFESSIONALSTOMEETTHEDEVELOPMENTREQUIREMENTSOFENTERPRISESTOMEETTHECOMPETITIVENEEDS.ACCORDINGTOTHEDATAQUERYFUNCTIONS,THEFREIGHTTRANSPORTATIONDISTANCEANDCHARTSOUTPUT’ENTERPRISESCANACCURATELYGRASPTHEIROWNSALES,RATIONALANALYSIS,DEVELOPRESPONSEPLANS,THEREBYENHANCINGTHERESILIENCEOFTHEMARKETANDINCREASECOMPETITIVENESS.TOFINISHTHESYSTEM,THESYSTEMINTRODUCESMICROSOFTSQLSERVER2000ASTHEDATABASEPLATFORM.INDATAMANAGEMENTDOCUMENTSANDRELATIONALDATABASESUSINGA
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上傳時(shí)間:2024-03-06
頁數(shù): 76
大?。?2.48(MB)
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簡(jiǎn)介:碩士學(xué)位論文基于基于OPENGLOPENGL的三維可視地理信息系統(tǒng)初步設(shè)計(jì)的三維可視地理信息系統(tǒng)初步設(shè)計(jì)申請(qǐng)人姓名梁鵬帥指導(dǎo)教師張震宇研究員專業(yè)名稱地圖學(xué)與地理信息系統(tǒng)研究方向數(shù)字城市河南理工大學(xué)測(cè)繪與國(guó)土信息工程學(xué)院二○一○年六月中圖分類號(hào)中圖分類號(hào)P208密級(jí)公開密級(jí)公開UDC單位代碼單位代碼10460基于OPENGL的三維可視地理信息系統(tǒng)初步設(shè)計(jì)PRELIMINARYDESIGNOFTHREEDIMENSIONALVISUALIZATIONGEOGRAPHICINFMATIONSYSTEMBASEDONOPENGL申請(qǐng)人姓名申請(qǐng)人姓名梁鵬帥梁鵬帥申請(qǐng)學(xué)申請(qǐng)學(xué)位碩士碩士學(xué)科專業(yè)學(xué)科專業(yè)地圖學(xué)與地理信息系統(tǒng)地圖學(xué)與地理信息系統(tǒng)研究方研究方向數(shù)字城市數(shù)字城市導(dǎo)師導(dǎo)師張震宇張震宇職稱研究員研究員提交日期提交日期20103答辯日答辯日期20106河南理工大學(xué)
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上傳時(shí)間:2024-03-05
頁數(shù): 87
大小: 4.53(MB)
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簡(jiǎn)介:桂林理工大學(xué)碩士學(xué)位論文基于RBF網(wǎng)絡(luò)的地理實(shí)體信息推理方法研究姓名王翰釗申請(qǐng)學(xué)位級(jí)別碩士專業(yè)地圖制圖學(xué)與地理信息工程指導(dǎo)教師李景文201204ABSTRACTWITLLTHEDEVELOPMENTOFDATAGATHERINGTECHNOLOGYOFGISANALYSIS,ITISDIFFICULTTOCONDUCTACOMPREHENSIVEANDMETICULOUSANALYSISOFTHEFASTGROWINGSPATIOTEMPORALDATA州ⅡLTRADITIONALSPATIALANALYSISFUNCTIONOFGIS,THUSSTUDYINGIMMERSEAMOUNTSOFGEOGRAPHICALINFORMATIONDATA塒TLL鰣ARTIFICIALINTELLIGENCEDATAANALYSISMETHODHASBEENONEOFTHEHOTTOPICINGISFIELD.FORTHEUNCERTAINANDPOTENTIALQUESTIONSOFDIFFICULTKNOWLEDGEINFERENCEONTHEGEOGRAPHICALENTITYDATAANDSTARTING、析NLTHECOMPOSITIONOFGEOGRAPHICALENTITYDATA,THISTHESISANALYZESTHEIMPLIEDRULESOFGEOGRAPHICALENTITYDATAWITHTHERBFRADIALBASISFUNCTIONNEURALNETWORKAPPROACH,EXTRACTSTHEUSEFULINFORMATIONTOPREDICTTHEFUTURESTATEOFGEOGRAPHICALENTITY,ANDTHENCONSTRUCTSTHEKNOWLEDGEINFERENCEMODELINENTITYSTATEBASEDONRBFNETWORK.ITSOLVESTHEPROBLEMSTLLATAPPLYINTEGRATIVEORGANIZATIONANDARTIFICIALNEURALNETWORKMETHODOFGEOGRAPHICALSPATIALDATAANDNUMERICALATTRIBUTIVEDATAINGIS,ANDCONSTRUCTTHEMODELOFKNOWLEDGEINFERENCE.111EMAINRESEARCHCONTENTSCANDESUMMANZEDASIOIIOWS..一..●1ANALYZETHEPRESENTDOMESTICANDINTERNATIONALRESEARCHOFGEOGRAPHICALENTITYINFERENCEMETHOD.BASEDONTHERESEARCHSTATUSOFGEOGRAPHICALENTITYDATAORGANIZATIONMETHODANDTHEKNOWLEDGEINFERENCEAPPROACHOFSPECIALDATA,EXPLORETHEDIFFERENTCOGNITIVEAPPROACHOFGEOGRAPHICALENTITY,HENCEDETERMININGTHECOGNITIVEMETHODWHICHISSUITABLETOTHISTHESIS.AFTERTHAT,THENEURALNETWORKMETHODFOUNDATIONOFENTITYDATAPREDICTIONWILLBEFURTHERDISCUSSEDANDTHENEURALNETWORK’STYPEOFTHISTHESISWILLDECIDED,I.E.RBFNETWORK.2CONDUCTADIMENSIONINTEGRATIVEDESCRIPTIONOFGEOGRAPHICALENTITYDATAANDSIMPLIFYTHECOMPLEXDATACOMPOSITIONOFGEOGRAPHICALENTITY,SOMATHEMATICALMETHODCANBEUSEDTOPROCESSTHOSEDATA.THEN,ANALYZETHEDATA塒TILRBFNEURALNETWORKAPPROACH,WHICHMEANSUTILIZINGHYPERSURFACETOINTERPOLATEANDFITTHEDATAINHIGHDIMENSIONSPACEWITH,SOASTOMAPTHEDIMENSIONINTEGRATIVEGEOGRAPHICALENTITYDATAINTOAFORMOFHYERSURFACE.THEREFORE,THEPROBLEMSOFUNMATCHEDINPUTREQUIREMENTSBETWEENGEOGRAPHICALDATAANDRBFNETWORKWHENCONSTRUCTING‘THEINFERENCEMODELOFPREDICTINGRBFNETWORK、析TLLGEOGRAPHICALENTITYINFORMATION’CANBEADDRESSED,WHICHMAKESITPOSSIBLETOPROCESSTHEAMORPHOUSGEOGRAPHICALENTITYDATA、析MRBFNEURALNETWORKAPPROACH.3BASEDONTHEANALYSISOFGEOGRAPHICALENTITYRECOGNIZATIONANDTHEDATACOMPOSITION,THERESEARCHOFRBFNETWORKALGORITHMANDGEOGRAPHICALENTITYSPATIOTEMPORALDATA、ⅣITILHYPERSURFACE,EXPLORETHEKNOWLEDGEINFERENCEMETHODSOFINFORMATIONPREDICTIONHENCECONSTRUCTTHEINFORMATIONPREDICTIONINFERENCEMODELWHICHTAKESTHESELFORGANIZINGSELECTION111
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上傳時(shí)間:2024-03-06
頁數(shù): 80
大?。?3.04(MB)
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簡(jiǎn)介:論文題目論文題目電子科技大學(xué)地理信息系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)電子科技大學(xué)地理信息系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)工程領(lǐng)域工程領(lǐng)域軟件工程指導(dǎo)教師指導(dǎo)教師張鳳荔張鳳荔教授作者姓名作者姓名葛宏偉葛宏偉學(xué)號(hào)200792353076獨(dú)創(chuàng)性聲明本人聲明所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。據(jù)我所知,除了文中特別加以標(biāo)注和致謝的地方外,論文中不包含其他人已經(jīng)發(fā)表或撰寫過的研究成果,也不包含為獲得電子科技大學(xué)或其它教育機(jī)構(gòu)的學(xué)位或證書而使用過的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均已在論文中作了明確的說明并表示謝意。簽名日期年月日關(guān)于論文使用授權(quán)的說明本學(xué)位論文作者完全了解電子科技大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定,有權(quán)保留并向國(guó)家有關(guān)部門或機(jī)構(gòu)送交論文的復(fù)印件和磁盤,允許論文被查閱和借閱。本人授權(quán)電子科技大學(xué)可以將學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫進(jìn)行檢索,可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。保密的學(xué)位論文在解密后應(yīng)遵守此規(guī)定簽名導(dǎo)師簽名日期年月日
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上傳時(shí)間:2024-03-06
頁數(shù): 74
大?。?2.7(MB)
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